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Century Spring

3337CS - 4" Spring Steel Compression Spring

Inventory Status
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Compression spring manufactured from spring steel with 13 coils and closed ends. This spring features an O.D. of 0.656", and an I.D. of 0.542".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3337
Ends Closed
Finish Zinc
Free Length 4 in
Inside Diameter 0.542 in
Material Spring Steel
Outside Diameter 0.656 in
Part Type Standard
Rate 6.4 lbs/in
SKU 3337CS
Solid Length 0.8 in
Suggested Max Deflection 1.6 in
Suggested Max Load 10 lbf
Total Coils 13
Wire Diameter 0.057 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3337
Ends Closed
Finish Zinc
Free Length 101.6 mm
Inside Diameter 13.77 mm
Material Spring Steel
Outside Diameter 16.66 mm
Part Type Standard
Rate 1.12 N/mm
SKU 3337CS
Solid Length 20.32 mm
Suggested Max Deflection 40.64 mm
Suggested Max Load 44.48 N
Total Coils 13
Wire Diameter 1.45 mm
The 3337 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality spring steel and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The 3337CS compression spring is designed with a free length of 0.72" total of 3.5 coils, and a rate of 111 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The 3337 spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.

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